Silicon wafer, both side polished, N-type, si… 7440-21-3

Name: Silicon wafer, both side polished, N-type, single crystal, dia x thickness 2 in x 280 μm
Brand: Vaqora Chemicals
SKU: VQ-018117

About Silicon wafer, both side polished, N-type, single crystal, dia x thickness 2 in x 280 μm

Silicon wafer, both side polished, N-type, single crystal, dia x thickness 2 in x 280 μm (CAS 7440-21-3) is an optical window offered by Vaqora Chemicals. The compound has the formula Si, corresponding to a molecular weight of 28.09 g/mol. The IUPAC name is silicon. It is also known as Silicon substrate or single crystal.

It is supplied as a crystalline solid. Keep the container tightly sealed and store it in a cool, dry area. It carries the GHS signal word “Danger” with 2 hazard statements. Review the Safety Data Sheet before use.

Key uses span optical windows, IR and UV optics, coated substrates and electronics and thin films. Typical end-use sectors are academic and industrial research and electronics and semiconductors.

Vaqora Chemicals supplies Silicon wafer, both side polished, N-type, single crystal, dia x thickness 2 in x 280 μm in 1 pc and 10 pc packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Optical windows
IR & UV optics
Coated substrates
Electronics & thin films

Industries

Specifications & identifiers

Chemical identifiers
Product name	Silicon wafer, both side polished, N-type, single crystal, dia x thickness 2 in x 280 μm
Catalogue No.	VQ-018117
CAS Number	7440-21-3
IUPAC name	silicon
Molecular formula	Si
Molecular weight	28.09 g/mol
Exact mass	27.9769
HSN code	9002
InChIKey	XUIMIQQOPSSXEZ-UHFFFAOYSA-N
SMILES	[Si]
PubChem CID	5461123

Physical properties
Physical form	Crystalline
H-bond donors / acceptors	0 / 0
TPSA	0 Å²

Safety & hazard information (GHS)

Flammable

Signal word: Danger

Hazard statements

H228Flammable solid
H320Causes eye irritation

Precautionary statements: P210, P240, P241, P264 + P265, P280, P305 + P351 + P338, P337 + P317, P370 + P378

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 7440-21-3

Silicon granules 3-6 mm 99.99%

CAS: 7440-21-3
Formula: Si
MW: 28.09 g/mol

VQ-016875

Silicon nanopowder, APS 130 nm, 99.5%

CAS: 7440-21-3
Formula: Si
MW: 28.09 g/mol

VQ-017373

Silicon Nanopowder, APS 20-30 nm, 98%+

CAS: 7440-21-3
Formula: Si
MW: 28.09 g/mol

VQ-017374

Silicon Nanopowder, APS 30-50 nm, 98%

CAS: 7440-21-3
Formula: Si
MW: 28.09 g/mol

VQ-017375

Silicon Nanopowder, APS 50-70 nm, 98%

CAS: 7440-21-3
Formula: Si
MW: 28.09 g/mol

VQ-017376

Silicon optical (mono crystalline) windows, 170 mm dia, 25 mm thick, 99.999%

CAS: 7440-21-3
Formula: Si
MW: 28.09 g/mol

VQ-018093

Silicon optical (mono crystalline) windows, 25 mm dia, 3 mm thick, 99.999%

CAS: 7440-21-3
Formula: Si
MW: 28.09 g/mol

VQ-018094

Silicon optical (mono crystalline) windows, 30 mm dia, 10 mm thick, 99.999%

CAS: 7440-21-3
Formula: Si
MW: 28.09 g/mol

VQ-018095

All 21 products with CAS 7440-21-3 →

Frequently asked questions

What is the CAS number of Silicon wafer, both side polished, N-type, single crystal, dia x thickness 2 in x 280 μm?

The CAS Registry Number of Silicon wafer, both side polished, N-type, single crystal, dia x thickness 2 in x 280 μm is 7440-21-3. It is also known as Silicon substrate, single crystal, dia x thickness 2 in x 280 μm.

What is the molecular formula and molecular weight of Silicon wafer, both side polished, N-type, single crystal, dia x thickness 2 in x 280 μm?

Silicon wafer, both side polished, N-type, single crystal, dia x thickness 2 in x 280 μm has the molecular formula Si and a molecular weight of 28.09 g/mol. Its IUPAC name is silicon.

Which grade and pack sizes of Silicon wafer, both side polished, N-type, single crystal, dia x thickness 2 in x 280 μm can I order?

We supply Silicon wafer, both side polished, N-type, single crystal, dia x thickness 2 in x 280 μm, in 1 pc, 10 pc packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Silicon wafer, both side polished, N-type, single crystal, dia x thickness 2 in x 280 μm?

Yes. Every lot of Silicon wafer, both side polished, N-type, single crystal, dia x thickness 2 in x 280 μm is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Silicon wafer, both side polished, N-type, single crystal, dia x thickness 2 in x 280 μm be shipped internationally?

Yes. Silicon wafer, both side polished, N-type, single crystal, dia x thickness 2 in x 280 μm is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.